19666495

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{5897}}^1$

素因数の和:5954

約数の個数: 16

約数和(自身を含む): 25479360

約数和(自身を除く): 5812865

約数列:

[1, 5, 23, 29, 115, 145, 667, 3335, 5897, 29485, 135631, 171013, 678155, 855065, 3933299, 19666495]

約数ペア:

[(1, 19666495), (5, 3933299), (23, 855065), (29, 678155), (115, 171013), (145, 135631), (667, 29485), (3335, 5897)]